From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from stravinsky.debian.org (stravinsky.debian.org [82.195.75.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 51BE341DDEC; Thu, 27 Aug 2026 09:50:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=82.195.75.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787824233; cv=none; b=Pcy7qVIHm2V9UjoaPRlXxhy5sUZpmobCo1DAt2cjUMwxMhzqb1fUnokujhTrG9SU0OomsoPVcfs6DvikfVijxqA0VEo2MRGdgWa54UABOzy4mRSubZ27J73D7maaTd+HB1tzMYfuK70B5vkmrrJaYMeYwVz/3oc7HWFVE7U655U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787824233; c=relaxed/simple; bh=WLLOWcSYaZlmj8u2C+KiUcseFA7ic9vl6LdYrFo1y7c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sBkmXHfud1c3+Grnoqee5yL8b9p/kc7elKns3FkWWKHYxvFFnrlfkkM3xlX96Yt9YDIYxRnFhoKIWco5rukajNu9aqrdSBfrv3IFIh733djeiHJ+dP1yJPBv6NdFySZaejvWAEm2fYBL5obtBSdyR1E7D1u7pye3+q81iYx9o3w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org; spf=pass smtp.mailfrom=debian.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b=WZxb3J/r; arc=none smtp.client-ip=82.195.75.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=debian.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b="WZxb3J/r" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; s=smtpauto.stravinsky; h=X-Debian-User:In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=WLLOWcSYaZlmj8u2C+KiUcseFA7ic9vl6LdYrFo1y7c=; b=WZxb3J/rx6sCKfuNUFdYhGGwRo sNifhTFmluUCXNt1OWSMchnlGH3cdwQqfOoGO+RRf+X96eCIK71knVZJMVyEVOxIGM8DSNIUUjRgU oSWH3AN2By4o7GZO/Oz3Ymp4L5CVJ5YqtCaGO+hMIrzAeWrTkceWsYosS+/zXiEp2mkrx3uGizK5k i0LBVsXF88ghkFHPGzGBqnRPYQvKM/HqMKdeDHVV2XJx+qZ/vrFAk7PZTNN+ybl2ODAbHLShojp/d qeYfgtkaOm8X/QIKbqzXa2TVmBeO7r/TtIPtnhH6woZJ4iBqJPblFk9PSMk5qTru7QEO066fvJizM agNq6c1g==; Received: from authenticated-user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1wzWkF-00FuL2-0j; Thu, 27 Aug 2026 09:50:03 +0000 Date: Thu, 27 Aug 2026 02:49:57 -0700 From: Breno Leitao To: "Luck, Tony" Cc: Borislav Petkov , Thomas Gleixner , Ingo Molnar , Dave Hansen , "x86@kernel.org" , "H. Peter Anvin" , Jonathan Corbet , Shuah Khan , Randy Dunlap , "linux-edac@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-doc@vger.kernel.org" , "kernel-team@meta.com" Subject: Re: [PATCH 1/2] x86/mce: Rate-limit the CMCI storm transition notices Message-ID: References: <20260821-mce-panic-on-storm-v1-0-7a465c708d82@debian.org> <20260821-mce-panic-on-storm-v1-1-7a465c708d82@debian.org> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Debian-User: leitao On Fri, Aug 21, 2026 at 04:18:42PM +0000, Luck, Tony wrote: > > One host in our fleet logged 9970726 "CMCI storm detected" and 9970734 > > "CMCI storm subsided" lines for a single bank over four days, which is > > a bit excessive for all monitoring purposes. > > Marvelous use of understatement! > > Patch 1: > > Acked-by: Tony Luck FYI: As this patch hasn't drawn any further discussion, I'll send it separately from the "panic on MCI storms" patch, so the two can move forward in parallel.